n-Hydrocarbon Mix C8 - C40

3-Methylphenanthro[3,4-c]phenanthrene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 83844-21-7

Potassium (K)

Formaldehyde, 1000µg/ml in MeOH, 1ml